package com.hua.gulimall.product.service.impl;

import com.hua.common.to.SkuReductionTo;
import com.hua.common.to.SpuBoundsTo;
import com.hua.common.utils.R;
import com.hua.gulimall.product.entity.*;
import com.hua.gulimall.product.feign.CouponFeignService;
import com.hua.gulimall.product.service.*;
import com.hua.gulimall.product.vo.*;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.hua.common.utils.PageUtils;
import com.hua.common.utils.Query;

import com.hua.gulimall.product.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;


@Service("spuInfoService")
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {

    @Autowired
    SpuInfoDescService spuInfoDescService;

    @Autowired
    SpuImagesService imagesService;
    @Autowired
    AttrService attrService;

    @Autowired
    SkuInfoService skuInfoService;
    @Autowired
    ProductAttrValueService attrValueService;

    @Autowired
    SkuImagesService skuImagesService;

    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;

    @Autowired
    CouponFeignService couponFeignService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }

    @Override
    @Transactional
    public void saveSkuInfo(SpuSaveVo vo) {
        // 1、保存spu基本信息 pms_spu_info
        SpuInfoEntity spuInfoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo, spuInfoEntity);
        spuInfoEntity.setCreateTime(new Date());
        spuInfoEntity.setUpdateTime(new Date());
        this.saveBatchSpuInfo(spuInfoEntity);
        // 2、保存spu的描述图片 pms_spu_info_desc
        SpuInfoDescEntity descEntity = new SpuInfoDescEntity();
        descEntity.setSpuId(spuInfoEntity.getId());
        descEntity.setDecript(String.join(",", vo.getDecript()));
        spuInfoDescService.saveSpuInfoDesc(descEntity);
        // 3、保存spu的图片集 pms_spu_images
        List<String> images = vo.getImages();
        imagesService.saveImages(spuInfoEntity.getId(), images);
        // 4、保存spu的规格参数 pms_product_attr_value
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map(attr -> {
            ProductAttrValueEntity attrValueEntity = new ProductAttrValueEntity();
            attrValueEntity.setAttrId(attr.getAttrId());
            AttrEntity byId = attrService.getById(attr.getAttrId());
            attrValueEntity.setAttrName(byId.getAttrName());
            attrValueEntity.setAttrValue(attr.getAttrValues());
            attrValueEntity.setSpuId(spuInfoEntity.getId());
            attrValueEntity.setQuickShow(attr.getShowDesc());
            return attrValueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveProductAttr(collect);
        //5、保存当前spu对应的所有sku信息；
        // 5、保存spu的j积分信息
        SpuBoundsTo spuBoundsTo = new SpuBoundsTo();
        BeanUtils.copyProperties(vo.getBounds(),spuBoundsTo);
        spuBoundsTo.setSpuId(spuInfoEntity.getId() );
        R r = couponFeignService.saveSpuBounds(spuBoundsTo);
        if (r.getCode()!=0){
            log.error("远程服务调用失败，请排查远程服务是否启用");
        }
        //5.1)、 sku的基本信息；pms_sku_info
        List<Skus> skus = vo.getSkus();
        if (skus != null || skus.size() != 0) {
            skus.forEach(item -> {
                String defaultImg = "";
                for (Images imag : item.getImages()
                ) {
                    if (imag.getDefaultImg() == 1) {
                        defaultImg = imag.getImgUrl();

                    }

                }

                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                BeanUtils.copyProperties(item, skuInfoEntity);
                skuInfoEntity.setBrandId(spuInfoEntity.getBrandId());
                skuInfoEntity.setCatalogId(spuInfoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(spuInfoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);
                //保存sku基本信息
                skuInfoService.saveSkuInfo(skuInfoEntity);

                List<SkuImagesEntity> imagesEntities = item.getImages().stream().map(img -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuInfoEntity.getSkuId());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    return skuImagesEntity;
                }).filter(entity->{
                    return StringUtils.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                //5.2)、 sku的图片信息；pms_sku_images
                skuImagesService.saveBatch(imagesEntities);
                //TODO 没有图片路径无需保存
                //5.3)、sku的销售属性信息：pms_sku_sale_attr_value
                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map(attr1 -> {
                    SkuSaleAttrValueEntity skuSaleAttrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(attr1, skuSaleAttrValueEntity);
                    skuSaleAttrValueEntity.setSkuId(skuInfoEntity.getSkuId());
                    return skuSaleAttrValueEntity;
                }).collect(Collectors.toList());
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);
                //5.4)、sku的优惠、满减等信息
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item,skuReductionTo);
                skuReductionTo.setSkuId(skuInfoEntity.getSkuId());
                if (skuReductionTo.getFullCount()>0 && skuReductionTo.getFullPrice().compareTo(new BigDecimal("0"))==1) {
                    R r1 = couponFeignService.saveSkuReduction(skuReductionTo);
                    if (r1.getCode() !=0){
                        log.error("远程调用商品优惠错误");
                    }

                }


            });
        }




    }

    @Override
    public void saveBatchSpuInfo(SpuInfoEntity spuInfoEntity) {
        this.baseMapper.insert(spuInfoEntity);
    }

    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SpuInfoEntity> wrapper = new QueryWrapper<>();
        String key = (String) params.get("key");
        if (!StringUtils.isEmpty(key)) {
            wrapper.and(w->{
                w.eq("id",key).or().like("spu_name",key);
            });
        }
        String status = (String) params.get("status");
        if (StringUtils.isEmpty(status)&&!"0".equalsIgnoreCase(status)) {
            wrapper.eq("publish_status",status);
        }
        String brandId = (String) params.get("brandId");
        if (StringUtils.isEmpty(brandId)&&!"0".equalsIgnoreCase(brandId)) {
            wrapper.eq("brand_id",brandId);
        }
        String catelogId = (String) params.get("catelogId");
        if (StringUtils.isEmpty(catelogId)&&!"0".equalsIgnoreCase(catelogId)) {
            wrapper.eq("catalog_id",catelogId);
        }

        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                wrapper
        );

        return new PageUtils(page);

    }

}